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Entries Categorized as 'Transformers and Accessories'

Preservation of a Power Transformer Spare Winding


Silica Gel in a Power Transformer

Below is a photo of a silica gel that is being used to purify or dry the air that goes in the conservator tank of a power transformer.

Bolts and Nuts Made of Wood

If you think that bolts and nuts in this age of high-end tool technology is more effective if made of high strength metals, you’re wrong!

Power Transformer Core-Coil Assembly

Wondering what’s inside a power transformer?

A Photo of a Shunt Reactor

Below is a photo of 1037.4 Ohms per phase, AEG ETI shunt reactor that is connected in a high voltage 230 kV transmission line. Its rated power is 50,000 kVar.

Step-up / Main / Power Transformer


Transformer Oil sampling for Oil Chemical Tests and Dissolve Gas Analysis (DGA)


GE Hydran M2 Online Gas Monitor


Typical Protection/Accessories of a Transformer On-Load Tap Charger (OLTC)


The Buchholz Relay and How it Works


Hot Collar Testing


Typical Content of a Power Transformer Nameplate